PITTSBURGH — The Pittsburgh Steelers released their injury report following Thursday afternoon’s practice, providing a cleaner look into the availability of several key players for Sunday’s Week 1 matchup with the Atlanta Falcons. Most notably, starting quarterback Russell Wilson was a surprise entry as a limited participant due to calf tightness. He was a full participant in Wednesday’s practice. He’s nursed a calf injury for over a month dating back to the Steelers’ conditioning test, which also limited his availability throughout training camp and held him out of the…